[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 61.110685][ T26] kauditd_printk_skb: 7 callbacks suppressed [ 61.110694][ T26] audit: type=1800 audit(1566958227.939:29): pid=9609 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 61.145488][ T26] audit: type=1800 audit(1566958227.939:30): pid=9609 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.146' (ECDSA) to the list of known hosts. 2019/08/28 02:10:38 parsed 1 programs 2019/08/28 02:10:40 executed programs: 0 syzkaller login: [ 73.480646][ T9781] IPVS: ftp: loaded support on port[0] = 21 [ 73.526038][ T9781] chnl_net:caif_netlink_parms(): no params data found [ 73.545976][ T9781] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.553091][ T9781] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.560682][ T9781] device bridge_slave_0 entered promiscuous mode [ 73.567808][ T9781] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.574937][ T9781] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.582421][ T9781] device bridge_slave_1 entered promiscuous mode [ 73.595393][ T9781] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.605286][ T9781] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.621013][ T9781] team0: Port device team_slave_0 added [ 73.627225][ T9781] team0: Port device team_slave_1 added [ 73.699694][ T9781] device hsr_slave_0 entered promiscuous mode [ 73.768248][ T9781] device hsr_slave_1 entered promiscuous mode [ 73.823226][ T9781] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.830298][ T9781] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.837559][ T9781] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.844670][ T9781] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.868439][ T9781] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.878714][ T2863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.886574][ T2863] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.894742][ T2863] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.902817][ T2863] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.913154][ T9781] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.922102][ T3516] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.930377][ T3516] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.937400][ T3516] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.954732][ T9781] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.965317][ T9781] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.978118][ T9785] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.986377][ T9785] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.993432][ T9785] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.002315][ T9785] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.011002][ T9785] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.019216][ T9785] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.027271][ T9785] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.037075][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.044578][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.057303][ T9781] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.187412][ T9811] kasan: CONFIG_KASAN_INLINE enabled [ 74.193600][ T9811] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 74.201725][ T9811] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 74.208651][ T9811] CPU: 1 PID: 9811 Comm: syz-executor.0 Not tainted 5.3.0-rc6+ #128 [ 74.216600][ T9811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.226648][ T9811] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 74.232346][ T9811] Code: 0f 85 3f 08 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 2e 06 00 00 [ 74.252042][ T9811] RSP: 0018:ffff88809244fb90 EFLAGS: 00010203 [ 74.258195][ T9811] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862ca00b [ 74.266146][ T9811] RDX: 0000000000000002 RSI: ffffffff862c9d69 RDI: ffff888093fcc400 [ 74.274093][ T9811] RBP: ffff88809244fc48 R08: ffff888091cf4380 R09: ffffed10127f983a [ 74.282054][ T9811] R10: ffffed10127f9839 R11: ffff888093fcc1cb R12: ffff888093fcc140 [ 74.289999][ T9811] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 74.297945][ T9811] FS: 0000555555d48940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.306856][ T9811] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.313425][ T9811] CR2: 00007fd789084000 CR3: 000000009fde4000 CR4: 00000000001406e0 [ 74.321388][ T9811] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.329340][ T9811] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.337371][ T9811] Call Trace: [ 74.340644][ T9811] ? trace_hardirqs_on+0x67/0x240 [ 74.345658][ T9811] ? wait_on_pending_writer+0x420/0x420 [ 74.351178][ T9811] ? __local_bh_enable_ip+0x15a/0x270 [ 74.356528][ T9811] ? _raw_spin_unlock_bh+0x31/0x40 [ 74.361629][ T9811] tls_sk_proto_close+0x35b/0x990 [ 74.366631][ T9811] ? wait_on_pending_writer+0x420/0x420 [ 74.372162][ T9811] ? wait_on_pending_writer+0x420/0x420 [ 74.377737][ T9811] ? __local_bh_enable_ip+0x15a/0x270 [ 74.383092][ T9811] ? _raw_spin_unlock_bh+0x31/0x40 [ 74.388181][ T9811] ? wait_on_pending_writer+0x420/0x420 [ 74.393935][ T9811] tcp_bpf_close+0x17c/0x390 [ 74.398517][ T9811] inet_release+0xed/0x200 [ 74.402912][ T9811] inet6_release+0x53/0x80 [ 74.407310][ T9811] __sock_release+0xce/0x280 [ 74.411897][ T9811] sock_close+0x1e/0x30 [ 74.416031][ T9811] __fput+0x2ff/0x890 [ 74.419992][ T9811] ? __sock_release+0x280/0x280 [ 74.424881][ T9811] ____fput+0x16/0x20 [ 74.428844][ T9811] task_work_run+0x145/0x1c0 [ 74.433426][ T9811] exit_to_usermode_loop+0x316/0x380 [ 74.438688][ T9811] do_syscall_64+0x5a9/0x6a0 [ 74.443258][ T9811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.449127][ T9811] RIP: 0033:0x413561 [ 74.453159][ T9811] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 74.472736][ T9811] RSP: 002b:00007fffbc041af0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 74.481230][ T9811] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413561 [ 74.489179][ T9811] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000005 [ 74.497130][ T9811] RBP: 0000000000000000 R08: ffffffffffffffff R09: ffffffffffffffff [ 74.505076][ T9811] R10: 00007fffbc041bd0 R11: 0000000000000293 R12: 000000000075bfc8 [ 74.513031][ T9811] R13: 00000000000121ad R14: 00000000007612a8 R15: ffffffffffffffff [ 74.520991][ T9811] Modules linked in: [ 74.526952][ T9811] ---[ end trace c30c8fb00f3b2ac9 ]--- [ 74.533444][ T9811] RIP: 0010:tls_sk_proto_close+0xe5/0x990 [ 74.539219][ T9811] Code: 0f 85 3f 08 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 2e 06 00 00 [ 74.559096][ T9811] RSP: 0018:ffff88809244fb90 EFLAGS: 00010203 [ 74.565221][ T9811] RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862ca00b [ 74.573850][ T9811] RDX: 0000000000000002 RSI: ffffffff862c9d69 RDI: ffff888093fcc400 [ 74.581960][ T9811] RBP: ffff88809244fc48 R08: ffff888091cf4380 R09: ffffed10127f983a [ 74.589947][ T9811] R10: ffffed10127f9839 R11: ffff888093fcc1cb R12: ffff888093fcc140 [ 74.597895][ T9811] R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 [ 74.605886][ T9811] FS: 0000555555d48940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 74.614817][ T9811] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.621442][ T9811] CR2: 00000000010efe80 CR3: 000000009fde4000 CR4: 00000000001406f0 [ 74.629541][ T9811] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.637497][ T9811] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.645515][ T9811] Kernel panic - not syncing: Fatal exception [ 74.652785][ T9811] Kernel Offset: disabled [ 74.657102][ T9811] Rebooting in 86400 seconds..